Felix Fietkau f118be0712 ath9k: fix transmitting to stations in dynamic SMPS mode
When transmitting to a receiver in dynamic SMPS mode, all transmissions that
use multiple spatial streams need to be sent using CTS-to-self or RTS/CTS to
give the receiver's extra chains some time to wake up.
This fixes the tx rate getting stuck at <= MCS7 for some clients, especially
Intel ones, which make aggressive use of SMPS.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-02-14 19:55:45 +01:00
..
2020-03-29 18:22:10 +02:00
2021-02-14 19:41:07 +01:00